Finding the Fourth Proportional to 489,558.25, 735,463.07 and 347,748.31
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Solution
The fourth proportional to 489,558.25, 735,463.07 and 347,748.31 is: 522,422.08
Step by Step Solution
- Step 1: Write the proportion equation
489,558.25 : 735,463.07 = 347,748.31 : x - Step 2: Convert to fraction form
489,558.25/735,463.07 = 347,748.31/x - Step 3: Cross multiply
489,558.25x = 735,463.07 × 347,748.31 - Step 4: Simplify right side
489,558.25x = 255,756,039,659.91 - Step 5: Solve for x
x = 255,756,039,659.91/489,558.25 - Step 6: Final answer
x = 522,422.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.